/Engine/Source/Runtime/Engine/Classes/GameFramework/CharacterMovementComponent.h
Handle a blocking impact. Calls ApplyImpactPhysicsForces for the hit, if bEnablePhysicsInteraction is true.
virtual void HandleImpact ( const [FHitResult](API\Runtime\Engine\Engine\FHitResult) & Hit, float TimeSlice, const FVector & MoveDelta )